@EventHandler
	public void on(PlayerInteractEvent e) {
		Player p = e.getPlayer();
		if(e.getAction() == Action.RIGHT_CLICK_AIR | e.getAction() == Action.RIGHT_CLICK_BLOCK) {
			 if(e.getMaterial().equals(Material.SLIME_BALL)) {
				 p.sendMessage("Hallo");

				 Merchant merchant = new Merchant();
			    	merchant.setTitle("Hallo");

			    	MerchantOffer Test = new MerchantOffer(iteamAnzahl(Material.IRON_INGOT, 1),
			    			Inv_Methoden.getItem("Schwert §cLv1", null, Material.GOLD_SWORD, 1, 0, null, 0));


			    	merchant.addOffer(Test);

			    	merchant.setCustomer(e.getPlayer());
			    	merchant.openTrading(e.getPlayer());

		}
	}

}

	private ItemStack iteamAnzahl(Material m, int anzahl) {
		ItemStack is = new ItemStack(m, anzahl);
		return is;
	}